Pith Number

pith:HK6KVPDZ

pith:2014:HK6KVPDZPXQI5JW77HDONHRKMB

not attested not anchored not stored refs pending

Sectional curvature of polygonal complexes with planar substructures

Felix Pogorzelski, Matthias Keller, Norbert Peyerimhoff

arxiv:1407.4024 v1 · 2014-07-15 · math.MG · math.GR · math.SP

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{HK6KVPDZPXQI5JW77HDONHRKMB}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-05-18T02:47:32.104075Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

3abcaabc797de08ea6dff9c6e69e2a6047bd4f085e5cdac5224b20fc2eea013e

Aliases

arxiv: 1407.4024 · arxiv_version: 1407.4024v1 · doi: 10.48550/arxiv.1407.4024 · pith_short_12: HK6KVPDZPXQI · pith_short_16: HK6KVPDZPXQI5JW7 · pith_short_8: HK6KVPDZ

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/HK6KVPDZPXQI5JW77HDONHRKMB \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 3abcaabc797de08ea6dff9c6e69e2a6047bd4f085e5cdac5224b20fc2eea013e

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "35ed2b8b74e2edc9ca9e6a7304307d601ecdf566b8e3a1d09177ae44deb0e236",
    "cross_cats_sorted": [
      "math.GR",
      "math.SP"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "math.MG",
    "submitted_at": "2014-07-15T15:36:42Z",
    "title_canon_sha256": "118a08f7c468543e2daa0047cd92c79c3f2d6f01b8c9df87033d5f31819df3b8"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1407.4024",
    "kind": "arxiv",
    "version": 1
  }
}